Issue #2225587 by quietone, Jo Fitzgerald, alexpott, heddn, Pavan B S,...

id: d6_language_content_menu_settings

label: Drupal 6 language content menu settings

migration_tags:

  - Drupal 6

  - Configuration

source:

  plugin: extension

  name: i18nmenu

  constants:

    target_type: 'menu_link_content'

    langcode: 'site_default'

process:

  target_entity_type_id: 'constants/target_type'

  # menu_link_content has a bundle key but no bundle support so use the entity

  # type as the bundle.

  target_bundle: 'constants/target_type'

  default_langcode: 'constants/langcode'

  # Drupal 6 menus are translated when the i18nmenu module is enabled.

  language_alterable: status

destination:

  plugin: entity:language_content_settings

<?php

namespace Drupal\Tests\language\Kernel\Migrate\d6;

use Drupal\language\Entity\ConfigurableLanguage;

use Drupal\language\Entity\ContentLanguageSettings;

use Drupal\Core\Language\LanguageInterface;

use Drupal\Tests\migrate_drupal\Kernel\d6\MigrateDrupal6TestBase;

/**

 * Tests migration of the ability to translate menu content.

 *

 * @group migrate_drupal_6

 */

class MigrateLanguageContentMenuSettingsTest extends MigrateDrupal6TestBase {

  /**

   * {@inheritdoc}

   */

  public static $modules = [

    'language',

    'content_translation',

    'menu_link_content',

  ];

  /**

   * {@inheritdoc}

   */

  protected function setUp() {

    parent::setUp();

    // Create some languages.

    ConfigurableLanguage::createFromLangcode('en')->save();

    ConfigurableLanguage::createFromLangcode('fr')->save();

    $this->executeMigrations(['d6_language_content_menu_settings']);

  }

  /**

   * Tests migration of menu translation ability.

   */

  public function testLanguageMenuContent() {

    $config = ContentLanguageSettings::load('menu_link_content.menu_link_content');

    $this->assertInstanceOf(ContentLanguageSettings::class, $config);

    $this->assertSame('menu_link_content', $config->getTargetEntityTypeId());

    $this->assertSame('menu_link_content', $config->getTargetBundle());

    $this->assertSame(LanguageInterface::LANGCODE_SITE_DEFAULT, $config->getDefaultLangcode());

    $this->assertTrue($config->isLanguageAlterable());

    // Test that menus are not alterable when the i18nmenu is not enabled.

    $this->sourceDatabase->update('system')

      ->fields(['status' => 0])

      ->condition('name', 'i18nmenu')

      ->execute();

    /** @var \Drupal\migrate\Plugin\MigrationInterface $migration */

    $migration = $this->getMigration('d6_language_content_menu_settings');

    // Indicate we're rerunning a migration that's already run.

    $migration->getIdMap()->prepareUpdate();

    $this->executeMigration($migration);

    $config = ContentLanguageSettings::load('menu_link_content.menu_link_content');

    $this->assertInstanceOf(ContentLanguageSettings::class, $config);

    $this->assertSame('menu_link_content', $config->getTargetEntityTypeId());

    $this->assertSame('menu_link_content', $config->getTargetBundle());

    $this->assertSame(LanguageInterface::LANGCODE_SITE_DEFAULT, $config->getDefaultLangcode());

    $this->assertFalse($config->isLanguageAlterable());

  }

}

id: d6_menu_links_translation

label: Menu links

migration_tags:

  - Drupal 6

  - Content

source:

  plugin: d6_menu_link_translation

process:

  id: mlid

  langcode: language

  title:

    -

      plugin: callback

      source:

        - title_translated

        - link_title

      callable: array_filter

    -

      plugin: callback

      callable: current

  description:

    -

      plugin: callback

      source:

        - description_translated

        - description

      callable: array_filter

    -

      plugin: callback

      callable: current

  menu_name:

    -

      plugin: migration_lookup

      # The menu migration is in the system module.

      migration: d6_menu

      source: menu_name

    -

      plugin: skip_on_empty

      method: row

    -

      plugin: static_map

      map:

        management: admin

      bypass: true

destination:

  plugin: entity:menu_link_content

  default_bundle: menu_link_content

  no_stub: true

  translations: true

migration_dependencies:

  required:

    - language

    - d6_menu

    - d6_menu_links

<?php

namespace Drupal\menu_link_content\Plugin\migrate\source\d6;

use Drupal\migrate\Row;

use Drupal\menu_link_content\Plugin\migrate\source\MenuLink;

/**

 * Gets Menu link translations from source database.

 *

 * @MigrateSource(

 *   id = "d6_menu_link_translation",

 *   source_module = "i18nmenu"

 * )

 */

class MenuLinkTranslation extends MenuLink {

  /**

   * {@inheritdoc}

   */

  public function query() {

    // Ideally, the query would return rows for each language for each menu link

    // with the translations for both the title and description or just the

    // title translation or just the description translation. That query quickly

    // became complex and would be difficult to maintain.

    // Therefore, build a query based on i18nstrings table where each row has

    // the translation for only one property, either title or description. The

    // method prepareRow() is then used to obtain the translation for the other

    // property.

    // The query starts with the same query as menu_link.

    $query = parent::query();

    // Add in the property, which is either title or description. Cast the mlid

    // to text so PostgreSQL can make the join.

    $query->leftJoin('i18n_strings', 'i18n', 'CAST(ml.mlid as CHAR(255)) = i18n.objectid');

    $query->isNotNull('i18n.lid');

    $query->addField('i18n', 'lid');

    $query->addField('i18n', 'property');

    // Add in the translation for the property.

    $query->innerJoin('locales_target', 'lt', 'i18n.lid = lt.lid');

    $query->addField('lt', 'language');

    $query->addField('lt', 'translation');

    return $query;

  }

  /**

   * {@inheritdoc}

   */

  public function prepareRow(Row $row) {

    $language = $row->getSourceProperty('language');

    $mlid = $row->getSourceProperty('mlid');

    // If this row has been migrated it is a duplicate then skip it.

    if ($this->idMap->lookupDestinationIds(['mlid' => $mlid, 'language' => $language])) {

      return FALSE;

    }

    // Save the translation for this property.

    $property = $row->getSourceProperty('property');

    $row->setSourceProperty($property . '_translated', $row->getSourceProperty('translation'));

    // Get the translation, if one exists, for the property not already in the

    // row.

    $other_property = ($property == 'title') ? 'description' : 'title';

    $query = $this->select('i18n_strings', 'i18n')

      ->fields('i18n', ['lid'])

      ->condition('i18n.property', $other_property)

      ->condition('i18n.objectid', $mlid);

    $query->leftJoin('locales_target', 'lt', 'i18n.lid = lt.lid');

    $query->condition('lt.language', $language);

    $query->addField('lt', 'translation');

    $results = $query->execute()->fetchAssoc();

    $row->setSourceProperty($other_property . '_translated', $results['translation']);

    parent::prepareRow($row);

  }

  /**

   * {@inheritdoc}

   */

  public function fields() {

    $fields = [

      'language' => $this->t('Language for this menu.'),

      'title_translated' => $this->t('Menu link title translation.'),

      'description_translated' => $this->t('Menu link description translation.'),

    ];

    return parent::fields() + $fields;

  }

  /**

   * {@inheritdoc}

   */

  public function getIds() {

    $ids['language']['type'] = 'string';

    return parent::getIds() + $ids;

  }

}

   * Tests migration of menu links.

   */

  public function testMenuLinks() {

    $this->assertEntity('138', 'Test 1', 'secondary-links', 'Test menu link 1', TRUE, FALSE, ['attributes' => ['title' => 'Test menu link 1']], 'internal:/user/login', -50);

    $this->assertEntity('138', 'Test 1', 'secondary-links', 'Test menu link 1', TRUE, FALSE, ['attributes' => ['title' => 'Test menu link 1'], 'langcode' => 'en'], 'internal:/user/login', -50);

    $this->assertEntity('139', 'Test 2', 'secondary-links', 'Test menu link 2', TRUE, TRUE, ['query' => 'foo=bar', 'attributes' => ['title' => 'Test menu link 2']], 'internal:/admin', -49);

    $this->assertEntity('140', 'Drupal.org', 'secondary-links', NULL, TRUE, FALSE, ['attributes' => ['title' => '']], 'https://www.drupal.org', -50);

    $this->assertEntity('460', 'Le Vrai McCoy', 'primary-links', NULL, TRUE, FALSE, ['attributes' => ['title' => ''], 'alter' => TRUE], 'entity:node/10', 0);

    $this->assertEntity('461', 'Abantu zulu', 'primary-links', NULL, TRUE, FALSE, ['attributes' => ['title' => ''], 'alter' => TRUE], 'entity:node/12', 0);

    $this->assertEntity('462', 'The Zulu People', 'primary-links', NULL, TRUE, FALSE, ['attributes' => ['title' => ''], 'alter' => TRUE], 'entity:node/12', 0);

    // Test the migration of menu links translation.

    $this->assertEntity('463', 'fr - Test 1', 'secondary-links', 'fr - Test menu link 1', TRUE, FALSE, ['attributes' => ['title' => 'fr - Test menu link 1'], 'langcode' => 'fr', 'alter' => TRUE], 'internal:/user/login', -49);

  }

}